Bump vim/bundle/vim-signify from `2542b64` to `6b9afcc`
Bump vim/bundle/vim-signify from `2542b64` to `6b9afcc`

Bumps [vim/bundle/vim-signify](https://github.com/mhinz/vim-signify) from `2542b64` to `6b9afcc`.
- [Release notes](https://github.com/mhinz/vim-signify/releases)
- [Commits](https://github.com/mhinz/vim-signify/compare/2542b6459085f3d1e361e8b5bf406dec6448487e...6b9afcce385b1121d46f749f9cd46d05e132c1e4)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
doot/dotfiles,doot/dotfiles